Activity 7. Cavities
a. Thoracic cavity: thymus gland, the breasts, the heart, the lungs, the tracheobronchial tree and the pleurae.
b. Cranial cavity: the brain, the meninges of the brain, and cerebrospinal fluid.
c. Abdominal cavity: liver, gallbladder, spleen, pancreas, small intestine, kidneys, large intestine, and adrenal glands.
d. Pelvic. Cavity: reproductive organs, urinary bladder, distal ureters, proximal urethra, terminal sigmoid colon, rectum, and anal canal
e. Mediastinum: heart, thymus gland, portions of the esophagus and trachea